<template>
	<div class="app-contioner">
		<!-- header 区域 -->
		<mt-header fixed title="我的个人vue项目">
			<span @click="goback" slot="left" v-show="flag">
			    <mt-button icon="back">返回</mt-button>
			</span>
		</mt-header>
		<!-- router-view 区域 -->
		<transition>
			<router-view></router-view>
		</transition>
		<nav class="mui-bar mui-bar-tab">
			<router-link class="mui-tab-item-llb" to='/home'>
				<span class="mui-icon mui-icon-home"></span>
				<span class="mui-tab-label">首页</span>
			</router-link>
			<router-link class="mui-tab-item-llb" to='/members'>
				<span class="mui-icon mui-icon-extra mui-icon-extra-gift"></span>
				<span class="mui-tab-label">会员</span>
			</router-link>
			<router-link class="mui-tab-item-llb" to='/shopcart'>
				<span class="mui-icon mui-icon-extra mui-icon-extra-cart">
					<span class="mui-badge">{{$store.getters.getGoodsCountAndAmount.count}}</span>
				</span>
				<span class="mui-tab-label">购物车</span>
			</router-link>
			<router-link class="mui-tab-item-llb" to='/search'>
				<span class="mui-icon mui-icon-search"></span>
				<span class="mui-tab-label">搜索</span>
			</router-link>
		</nav>
	</div>
</template>

<script>
	export default{
		data(){
			return {
				flag: false
			}
		},
		created() {
			this.flag = this.$route.path === "/home" ? false : true;
		},
		methods:{
			goback(){
				// 点击后退
				this.$router.go(-1);
			}
		},
		watch: {
		    "$route.path": function(newVal) {
		      if (newVal === "/home") {
		        this.flag = false;
		      } else {
		        this.flag = true;
		      }
		    }
		  }
	}
</script>

<style lang="scss" scoped="scoped">
.app-contioner{
	padding-top: 40px;
	padding-bottom: 50px;
	overflow-x:hidden;
}
/* 路由切换动画效果 */
.v-enter {
  opacity: 0;
  transform: translateX(100%);
}

.v-leave-to {
  opacity: 0;
  transform: translateX(-100%);
  position: absolute;
}
.v-enter-active,
.v-leave-active {
  transition: all 0.5s ease;
}
/* 路由切换动画效果 */

// 该类名，解决 tabbar 点击无法切换的问题
.mui-bar-tab .mui-tab-item-llb.mui-active {
    color: #007aff;
}

.mui-bar-tab .mui-tab-item-llb {
    display: table-cell;
    overflow: hidden;
    width: 1%;
    height: 50px;
    text-align: center;
    vertical-align: middle;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #929292;
}

.mui-bar-tab .mui-tab-item-llb .mui-icon {
    top: 3px;
    width: 24px;
    height: 24px;
    padding-top: 0;
    padding-bottom: 0;
}

.mui-bar-tab .mui-tab-item-llb .mui-icon~.mui-tab-label {
    font-size: 11px;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
}
</style>
